Then you have to exit the nation, put in an application for a new visa and return. The citizen may apply for a visa at the embassy that's a well-structured procedure, although slightly time consuming. So it looks like the visa in advance is definitely the best way to go.With this kind of short timeframes, it's crucial to be clear on the procedure and what's required, especially if you're travelling to China on short notice. You may make an application for a visa any moment from six months before you travel. When it's for short-term travel or a protracted sabbatical, check into the entry requirements for the country you're travelling to.